MPR121 controller equivalent, proximity capacitive touch sensor controller.
an increased internal intelligence plus Freescale’s second generation capacitance detection engine. Some major enhancements include an increased electrode count, a hardwa.
* PC Peripherals
* MP3 Players
* Remote Controls
* Mobile Phones
* Lighting Controls
Device Name MP.
Table 1. Pin Descriptions
Pin No. Pin Name
Description
1 IRQ Open Collector Interrupt Output Pin, active low
2
SCL
I2C Clock
3
SDA
I2C Data
4
ADDR
I2C Address Select Input Pin. Connect the ADDR pin to the VSS, VDD, SDA or SCL line, the .
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